Zoantharia

Zoanthids (also known as: zoanthiniarians, zoantharians (proper), colonial anemones, button polyps; scientific names: Zoanthiniaria, Zoanthinaria, Zoantharia, Zoanthidea, Zoanthidia, Zoantharida) are an order of hexacorals.

Abyssoanthus is a genus of cnidarians, the only genus in the family Abyssoanthidae.

Brachycnemina is a suborder of zoanthids in the order Zoantharia. Genetic analysis has been used to suggest Brachycnemina is a monophyletic group diverging within the paraphyletic Macrocnemina.